Delete relations when delete a model

How do you do this? Currently only the immediate model in question gets deleted, all its relations still hangs in the DB like ghosts
10 Replies
LeandroFerreira
LeandroFerreira4mo ago
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atabegruslan
atabegruslanOP4mo ago
Actually, no, I encountered issues with this solution. I re-opened this Q Lets say, I got Product, which can have many Variants. It is not sensible to declare a foreign-key in Product thats points to all its Variants. It's better to have a foreign-key field in each Variant. Now the problem is, in the Variant's migration file, if I write this: $table->foreignId('product_id')->onDelete('cascade'); then when I delete the Product, the Variants stay. It's only when I delete a variant, then would the Product will be deleted too. <--- This is the opposite of what I want. So I want to ask, is there another way?
José Neto
José Neto4mo ago
Are you using soft delete on the Product model?
atabegruslan
atabegruslanOP4mo ago
No. Im not using soft deletes
Vp
Vp4mo ago
Try like this in DeleteAction
->after(function (Model $record) {
$record->relations()->delete();
})
->after(function (Model $record) {
$record->relations()->delete();
})
atabegruslan
atabegruslanOP4mo ago
Ok, but where should I write this code? In the resource file? or one of the files in Pages/?
Vp
Vp4mo ago
Delete action.. resource or pages where ever you put your action
atabegruslan
atabegruslanOP4mo ago
Yes, that worked, thank you And, how would this be written for DeleteBulkAction?
Vp
Vp4mo ago
Not sure about bulk action but it should be similar.. I think you can use inside ->action()
atabegruslan
atabegruslanOP4mo ago
I found out. It's quite similar. Instead of $record, the argument is an array of $records
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